40 -O-[(2′-ethoxy) ethyl]rapamycin
Umirolimus [INN], Umirolimus [USAN:INN], UNII-U36PGF65JH, TRM-986, 42-O-(2-ethoxyethyl) rapamycin, cas no 851536-75-9
Molecular Formula: C55H87NO14 Molecular Weight: 986.27758
Umirolimus (INN/USAN), is a macrocyclic lactone, a highly lipophilic derivative of sirolimus, an immunosuppressant. This drug is proprietary toBiosensors International, which uses it in its own drug-eluting stents, and licenses it to partners such as Terumo.
Biosensors had been developing a Biolimus A9(R)-eluting coronary stent for the treatment of arterial restenosis. No recent development has been reported. The product candidate was developed with BioMatrix(R), the company’s low-profile, rapid-exchange delivery system. Specifically engineered for use on stents, Biolimus A9(R), a new rapamycin derivative, readily attaches to and enters smooth muscle cell membranes and binds to immunophilins inside the cell, causing cell cycle arrest at G0. Animal and in vitro studies suggest potency and…
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